当我们使用@Cacheable注解的时候会将返回的对象缓存起来，我们会发现默认缓存的值是二进制的，不方便查看，为此我们自定义序列化配置，改成JSON格式的

配置如下：

pom.xml

     
         
      
       4.0.0
          
      
       com.cjs.example
          
      
       cjs-springsecurity-example
          
      
       0.0.1-SNAPSHOT
          
      
       jar
          
      
       cjs-springsecurity-example
          
          
              
       
        org.springframework.boot
               
       
        spring-boot-starter-parent
               
       
        2.0.2.RELEASE
               
        
           
          
              
       
        UTF-8
               
       
        UTF-8
               
       
        1.8
           
          
              
                   
        
         org.springframework.boot
                    
        
         spring-boot-starter-cache
                
               
                   
        
         org.springframework.boot
                    
        
         spring-boot-starter-data-redis
                
               
                   
        
         org.springframework.boot
                    
        
         spring-boot-starter-security
                
               
                   
        
         org.springframework.boot
                    
        
         spring-boot-starter-thymeleaf
                
               
                   
        
         org.springframework.boot
                    
        
         spring-boot-starter-web
                
               
                   
        
         org.projectlombok
                    
        
         lombok
                    
        
         true
                
               
                   
        
         org.springframework.boot
                    
        
         spring-boot-starter-test
                    
        
         test
                
               
                   
        
         org.springframework.security
                    
        
         spring-security-test
                    
        
         test
                
           
          
              
                   
                        
         
          org.springframework.boot
                         
         
          spring-boot-maven-plugin
                     
                
           
      
     

application.yml

spring:  cache:    type: redis    redis:      cache-null-values: false      time-to-live: 3600000ms  redis:    host: 10.123.52.189    port: 6379    database: 5    password: 自己的密码logging:  level:    root: info

RedisConfig.java

package com.cjs.example.config;import com.fasterxml.jackson.annotation.JsonAutoDetect;import com.fasterxml.jackson.annotation.PropertyAccessor;import com.fasterxml.jackson.databind.ObjectMapper;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.cache.annotation.CachingConfigurerSupport;import org.springframework.cache.annotation.EnableCaching;import org.springframework.context.annotation.Bean;import org.springframework.context.annotation.Configuration;import org.springframework.data.redis.cache.RedisCacheConfiguration;import org.springframework.data.redis.cache.RedisCacheManager;import org.springframework.data.redis.cache.RedisCacheWriter;import org.springframework.data.redis.connection.RedisConnectionFactory;import org.springframework.data.redis.core.RedisTemplate;import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;import org.springframework.data.redis.serializer.RedisSerializationContext;import org.springframework.data.redis.serializer.StringRedisSerializer;@EnableCaching@Configurationpublic class RedisConfig extends CachingConfigurerSupport {    @Autowired    private RedisConnectionFactory redisConnectionFactory;    @Bean    public RedisTemplate
     
       redisTemplate(RedisConnectionFactory redisConnectionFactory) {        Jackson2JsonRedisSerializer
      
     

UserServiceImpl.java

package com.cjs.example.service.impl;import com.cjs.example.dao.UserDao;import com.cjs.example.entity.SysUser;import com.cjs.example.service.UserService;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.cache.annotation.Cacheable;import org.springframework.stereotype.Service;@Servicepublic class UserServiceImpl implements UserService {    @Autowired    private UserDao userDao;    @Cacheable(cacheNames = "authority", key = "#username")    @Override    public SysUser getUserByName(String username) {        return userDao.selectByName(username);    }}

 

反复看文档，一遍又一遍

最最重要的是

 

代码上传至https://github.com/chengjiansheng/cjs-springsecurity-example